Table 3 Responsiveness statistics for SASDAS, ASDAS-ESR, ASDAS-CRP and BASDAI for patients with axial-SpA at 6-month follow-up (n = 157)
| Â | Baseline mean values (SD) | Final mean values (SD) | Average change (SD) | Paired t test (p-value) | Effect size statistic (ES) | Standardized response mean (SRM) |
|---|---|---|---|---|---|---|
SASDAS | 22.81 (5.19) | 14.78 (7.07) | 8.15 (9.23) | −10.98 (p < 0.0001) | 1.62 | 0.88 |
ASDAS-ESR | 2.60 (0.48) | 2.01 (0.62) | 0.60 (0.85) | −8.79 (p < 0.0001) | 1.33 | 0.71 |
ASDAS-CRP | 2.84 (0.52) | 1.90 (0.73) | 0.95 (0.97) | −12.16 (p < 0.0001) | 1.95 | 0.97 |
BASDAI | 4.45 (1.13) | 3.69 (1.42) | 0.71 (1.08) | −6.129 (p < 0.0001) | 0.92 | 0.52 |